Connected: An Internet Encyclopedia
RFC 1446 - 6.3.3. Data Origin Authentication Mechanism

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### 6.3.3. Data Origin Authentication Mechanism

The data integrity mechanism requires the use of a secret value known only to communicating parties. By virtue of this mechanism and assumptions 1 and 2, the protocols explicitly prevent unauthorized modification of messages. Data origin authentication is implicit if the message digest value can be verified. That is, the protocols realize goal 2.

Next: 6.3.4. Restricted Administration Mechanism

Connected: An Internet Encyclopedia
RFC 1446 - 6.3.3. Data Origin Authentication Mechanism